Pad and Frame Air Filter (1 Frame and 6 Pads) - 9" x 11" x 1"Includes one Frame and PACK of 6 pads The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts. The permanent frame is constructed of space age plastics that are resistant to corrosion, oxidation and deterioration. Filtering inserts are anti microbial and are more efficient in capturing particles, such as dust, ragweed, pollen, etc., from the air stream, than standard fiberglass filters purchased at retail

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Some of the other benefits of A+2000 custom air filters include the following

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

oxidation and deterioration

You may know them as washable air or even permanent air filters

To order washable electrostatic custom air filters you just need to know the size of the current air filter

degrade and restrict air flow

from the air stream

One way to overcome this problem is to increase the surface area of the filter media

some just refer to them as electrostatic filters

and the greater the pressure drop it creates